package thread;

/**
 * @Author: zhanghuan
 * @date: 2020/10/2 14:55
 * @description: 观测线程的状态
 */
public class TestState {
    public static void main(String[] args) throws InterruptedException {
        Thread thread = new Thread(() -> {
            for (int i = 0; i < 5; i++) {
                try {
                    Thread.sleep(200);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
            System.out.println("--------------");
        });

        //观察状态
        Thread.State state = thread.getState();
        System.out.println("开始时---》" + state);
        //观察启动后
        thread.start();
        state = thread.getState();
        System.out.println("线程启动后" + state);
        while (state != Thread.State.TERMINATED) {
            Thread.sleep(100);
            state = thread.getState();
            System.out.println(state);
        }

    }

}
